2026 BMW 4 Series 2.0 420i M Sport
Version: 2.0 420i M Sport Auto RWD Euro 6 (s/s) 2dr (181 bhp)
Price: £43,995. Fair price: £2,874 (6%) over the AskCar estimate of £41,121, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,736 priced BMW 4 Series adverts on AskCar as of 29 October 2026.
AskCar lists 1,794 used BMW 4 Series from 1,046 UK dealerships, as of 29 October 2026.
Overview
- Make
- BMW
- Model
- 4 Series
- Trim
- M Sport
- Version
- 2.0 420i M Sport Auto RWD Euro 6 (s/s) 2dr (181 bhp)
- Mileage
- 6,848 miles
- Year
- 2026
- Fuel type
- Petrol
- Body type
- Convertible
- Engine
- 2.0 L
- Gearbox
- Automatic
- Power
- 181 bhp
- Seats
- 4
- CO2
- 169 g/km
- Colour
- Grey
- Doors
- 2
- Driven wheels
- Rear Wheel Drive
- Engine badge
- 420i
- Emissions standard
- Euro 6
About this car
With 6,848 miles on the clock, this 2026 BMW 4 Series M Sport has done roughly 2,800 more miles than a typical 2026 BMW 4 Series. Priced at £43,995, it is advertised £2,874 above the AskCar estimate of £41,121. The AskCar estimate draws on 1,736 BMW 4 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 40 days ago. Its asking price has since fallen by £1,000. The seller is Group 1 Farnborough BMW, based in Farnborough.
Stock data as of 29 October 2026.
Price history
AskCar first saw this advert on 19 September 2026, 40 days ago. Price reduced by £1,000 from £44,995 since AskCar first saw it. 1 price reduction recorded, the latest seen on 29 October 2026.
| Date observed | Asking price |
|---|---|
| 19 September 2026 | £44,995 |
| 26 September 2026 | £45,550 |
| 29 October 2026 | £43,995 |
Price and mileage comparison
Fair price: £2,874 (6%) over the AskCar estimate of £41,121.
The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.
It draws on 1,736 priced BMW 4 Series adverts across different ages and specifications, as of 29 October 2026.
Advertised mileage is about 2,800 miles higher than the median mileage of a 2026 BMW 4 Series on AskCar.
MOT
MOT: first test not yet due.
Other matching cars
61 other 2026 BMW 4 Series M Sport automatic petrol cars are for sale at UK dealers from £26,920 to £56,512, as of 29 October 2026.
The 5 cheapest:
- 2026 BMW 4 Series. Price: £26,920. Dealer: Ocean Group in Plymouth. AskCar page: https://askcar.co.uk/car/bmw-4-series-2026-94d6d3e1bc31
- 2026 BMW 4 Series. Price: £35,494. Dealer: Ocean Group in Plymouth. AskCar page: https://askcar.co.uk/car/bmw-4-series-2026-ac69e908166c
- 2026 BMW 4 Series. Price: £35,887. Dealer: Ocean Group in Plymouth. AskCar page: https://askcar.co.uk/car/bmw-4-series-2026-5a388c41b648
- 2026 BMW 4 Series. Price: £35,888. Mileage: 3,000 miles. Dealer: Dick Lovett Porsche Centre Swindon in Swindon. AskCar page: https://askcar.co.uk/car/bmw-4-series-2026-6e428fc01f47
- 2026 BMW 4 Series. Price: £35,949. Dealer: Ocean Group in Plymouth. AskCar page: https://askcar.co.uk/car/bmw-4-series-2026-54741ff712d3
Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.
Browse all BMW 4 Series cars for sale · 2026 BMW 4 Series price guide
More like this
Photos
20 photos of this car are on its AskCar page.
How to contact the dealer and its opening hours are on this AskCar page.
As of 29 October 2026, AskCar lists 587,923 cars and vans from 12,992 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.